Downgraded to Java 8

Includes a minor logging fix

10 files changed, 29 insertions, 25 deletions

diff --git a/build.gradle b/build.gradle
index 047aba8..863f7ce 100644
--- a/build.gradle
+++ b/build.gradle
@@ -7,7 +7,7 @@ plugins {
 
 group = 'com.jsyn'
 version = '17.0.0-SNAPSHOT'
-sourceCompatibility = '11'
+sourceCompatibility = '1.8'
 mainClassName = 'com.jsyn.apps.AboutJSyn'
 
 repositories {
@@ -17,9 +17,9 @@ repositories {
 
 dependencies {
     testImplementation 'org.junit.jupiter:junit-jupiter:5.4.2'
+    testImplementation 'org.slf4j:slf4j-log4j12:1.7.25'
 
     implementation 'org.slf4j:slf4j-api:1.7.25'
-    implementation 'org.slf4j:slf4j-log4j12:1.7.25'
 
     implementation fileTree(dir: 'libs', include: '*.jar')
 }
diff --git a/examples/src/main/java/com/jsyn/examples/AudioPassThrough.java b/examples/src/main/java/com/jsyn/examples/AudioPassThrough.java
index 383dba4..ad0133d 100644
--- a/examples/src/main/java/com/jsyn/examples/AudioPassThrough.java
+++ b/examples/src/main/java/com/jsyn/examples/AudioPassThrough.java
@@ -17,6 +17,7 @@
 package com.jsyn.examples;
 
 import com.jsyn.JSyn;
+import com.jsyn.Synthesizer;
 import com.jsyn.devices.AudioDeviceManager;
 import com.jsyn.unitgen.LineIn;
 import com.jsyn.unitgen.LineOut;
@@ -37,7 +38,7 @@ public class AudioPassThrough {
         LineOut lineOut;
 
         // Create a context for the synthesizer.
-        var synth = JSyn.createSynthesizer();
+        Synthesizer synth = JSyn.createSynthesizer();
         // Add an audio input.
         synth.add(lineIn = new LineIn());
         // Add an audio output.
diff --git a/examples/src/main/java/com/jsyn/examples/PlayFunction.java b/examples/src/main/java/com/jsyn/examples/PlayFunction.java
index 9c389c9..6051454 100644
--- a/examples/src/main/java/com/jsyn/examples/PlayFunction.java
+++ b/examples/src/main/java/com/jsyn/examples/PlayFunction.java
@@ -17,6 +17,7 @@
 package com.jsyn.examples;
 
 import com.jsyn.JSyn;
+import com.jsyn.Synthesizer;
 import com.jsyn.data.Function;
 import com.jsyn.unitgen.FunctionOscillator;
 import com.jsyn.unitgen.LineOut;
@@ -34,13 +35,13 @@ public class PlayFunction {
 
     private void test() {
         // Create a context for the synthesizer.
-        var synth = JSyn.createSynthesizer();
+        Synthesizer synth = JSyn.createSynthesizer();
 
         // Start synthesizer using default stereo output at 44100 Hz.
         synth.start();
 
         // Add a FunctionOscillator
-        var oscillator = new FunctionOscillator();
+        FunctionOscillator oscillator = new FunctionOscillator();
         synth.add(oscillator);
 
         // Define a function that gives the shape of the waveform.
@@ -53,7 +54,7 @@ public class PlayFunction {
         oscillator.function.set(func);
 
         // Add a stereo audio output unit.
-        var lineOut = new LineOut();
+        LineOut lineOut = new LineOut();
         synth.add(lineOut);
 
         // Connect the oscillator to both channels of the output.
diff --git a/examples/src/main/java/com/jsyn/examples/PlayNotes.java b/examples/src/main/java/com/jsyn/examples/PlayNotes.java
index 636dc1b..d920f41 100644
--- a/examples/src/main/java/com/jsyn/examples/PlayNotes.java
+++ b/examples/src/main/java/com/jsyn/examples/PlayNotes.java
@@ -17,6 +17,7 @@
 package com.jsyn.examples;
 
 import com.jsyn.JSyn;
+import com.jsyn.Synthesizer;
 import com.jsyn.unitgen.LineOut;
 import com.jsyn.unitgen.SawtoothOscillator;
 import com.softsynth.shared.time.TimeStamp;
@@ -35,17 +36,17 @@ public class PlayNotes {
     private void test() {
 
         // Create a context for the synthesizer.
-        var synth = JSyn.createSynthesizer();
+        Synthesizer synth = JSyn.createSynthesizer();
         // Set output latency to 123 msec because this is not an interactive app.
         synth.getAudioDeviceManager().setSuggestedOutputLatency(0.123);
 
         // Add a tone generator.
-        var voice = new SawtoothOscillator();
+        SawtoothOscillator voice = new SawtoothOscillator();
         synth.add(voice);
         // synth.add( ugen = new SineOscillator() );
         // synth.add( ugen = new SubtractiveSynthVoice() );
         // Add an output mixer.
-        var lineOut = new LineOut();
+        LineOut lineOut = new LineOut();
         synth.add(lineOut);
 
         // Connect the oscillator to the left and right audio output.
diff --git a/examples/src/main/java/com/jsyn/examples/PlayTone.java b/examples/src/main/java/com/jsyn/examples/PlayTone.java
index e514dba..94d1240 100644
--- a/examples/src/main/java/com/jsyn/examples/PlayTone.java
+++ b/examples/src/main/java/com/jsyn/examples/PlayTone.java
@@ -17,6 +17,7 @@
 package com.jsyn.examples;
 
 import com.jsyn.JSyn;
+import com.jsyn.Synthesizer;
 import com.jsyn.unitgen.LineOut;
 import com.jsyn.unitgen.SineOscillator;
 import org.slf4j.Logger;
@@ -34,16 +35,16 @@ public class PlayTone {
     private void test() {
 
         // Create a context for the synthesizer.
-        var synth = JSyn.createSynthesizer();
+        Synthesizer synth = JSyn.createSynthesizer();
 
         // Start synthesizer using default stereo output at 44100 Hz.
         synth.start();
 
         // Add a tone generator.
-        var oscillator = new SineOscillator();
+        SineOscillator oscillator = new SineOscillator();
         synth.add(oscillator);
         // Add a stereo audio output unit.
-        var lineOut = new LineOut();
+        LineOut lineOut = new LineOut();
         synth.add(lineOut);
 
         // Connect the oscillator to both channels of the output.
diff --git a/examples/src/main/resources/log4j.xml b/examples/src/main/resources/log4j.xml
index cc107b1..43fb2e0 100644
--- a/examples/src/main/resources/log4j.xml
+++ b/examples/src/main/resources/log4j.xml
@@ -1,5 +1,5 @@
-<?xml version="1.0" encoding="iso-8859-1"?>
-<!DOCTYPE log4j:configuration SYSTEM "log4j.dtd" >
+<?xml version="1.0" encoding="UTF-8" ?>
+<!DOCTYPE log4j:configuration SYSTEM "log4j.dtd">
 <log4j:configuration debug="false">
     <appender name="default.console" class="org.apache.log4j.ConsoleAppender">
         <param name="target" value="System.out"/>
@@ -9,7 +9,7 @@
     </appender>
 
     <root>
-        <priority value="INFO" />
+        <priority value="DEBUG" />
         <appender-ref ref="default.console"/>
     </root>
 </log4j:configuration>
diff --git a/src/test/java/com/jsyn/engine/TestWaveFileReadWrite.java b/src/test/java/com/jsyn/engine/TestWaveFileReadWrite.java
index b5051e6..a027d0b 100644
--- a/src/test/java/com/jsyn/engine/TestWaveFileReadWrite.java
+++ b/src/test/java/com/jsyn/engine/TestWaveFileReadWrite.java
@@ -43,7 +43,7 @@ public class TestWaveFileReadWrite {
         writer.setSamplesPerFrame(numChannels);
         writer.setBitsPerSample(16);
 
-        for (var datum : data) {
+        for (float datum : data) {
             writer.write(datum);
         }
         writer.close();
diff --git a/src/test/java/com/jsyn/ports/TestSequentialData.java b/src/test/java/com/jsyn/ports/TestSequentialData.java
index 2f27ec2..f95ebcb 100644
--- a/src/test/java/com/jsyn/ports/TestSequentialData.java
+++ b/src/test/java/com/jsyn/ports/TestSequentialData.java
@@ -37,8 +37,8 @@ public class TestSequentialData {
 
     @Test
     public void testCrossfade() {
-        var sample1 = new FloatSample(data1);
-        var sample2 = new FloatSample(data2);
+        FloatSample sample1 = new FloatSample(data1);
+        FloatSample sample2 = new FloatSample(data2);
         SequentialDataCrossfade xfade = new SequentialDataCrossfade();
         xfade.setup(sample1, 4, 3, sample2, 1, 6);
 
diff --git a/src/test/java/com/jsyn/unitgen/TestEnvelopeAttackDecay.java b/src/test/java/com/jsyn/unitgen/TestEnvelopeAttackDecay.java
index 8328bb7..b30d9f1 100644
--- a/src/test/java/com/jsyn/unitgen/TestEnvelopeAttackDecay.java
+++ b/src/test/java/com/jsyn/unitgen/TestEnvelopeAttackDecay.java
@@ -43,7 +43,7 @@ public class TestEnvelopeAttackDecay extends TestUnitGate {
 
     @Test
     public void testOnOff() throws InterruptedException {
-        var envelope = new EnvelopeAttackDecay();
+        EnvelopeAttackDecay envelope = new EnvelopeAttackDecay();
         synthesisEngine.add(envelope);
 
         envelope.attack.set(0.1);
@@ -81,7 +81,7 @@ public class TestEnvelopeAttackDecay extends TestUnitGate {
 
     @Test
     public void testRetrigger() throws InterruptedException {
-        var envelope = new EnvelopeAttackDecay();
+        EnvelopeAttackDecay envelope = new EnvelopeAttackDecay();
         synthesisEngine.add(envelope);
 
         envelope.attack.set(0.1);
@@ -117,9 +117,9 @@ public class TestEnvelopeAttackDecay extends TestUnitGate {
 
     @Test
     public void testAutoDisable() throws InterruptedException {
-        var ramp = new LinearRamp();
+        LinearRamp ramp = new LinearRamp();
         synthesisEngine.add(ramp);
-        var envelope = new EnvelopeAttackDecay();
+        EnvelopeAttackDecay envelope = new EnvelopeAttackDecay();
         envelope.attack.set(0.1);
         envelope.decay.set(0.1);
         synthesisEngine.add(envelope);
diff --git a/src/main/resources/log4j.xml b/src/test/resources/log4j.xml
index cc107b1..43fb2e0 100644
--- a/src/main/resources/log4j.xml
+++ b/src/test/resources/log4j.xml
@@ -1,5 +1,5 @@
-<?xml version="1.0" encoding="iso-8859-1"?>
-<!DOCTYPE log4j:configuration SYSTEM "log4j.dtd" >
+<?xml version="1.0" encoding="UTF-8" ?>
+<!DOCTYPE log4j:configuration SYSTEM "log4j.dtd">
 <log4j:configuration debug="false">
     <appender name="default.console" class="org.apache.log4j.ConsoleAppender">
         <param name="target" value="System.out"/>
@@ -9,7 +9,7 @@
     </appender>
 
     <root>
-        <priority value="INFO" />
+        <priority value="DEBUG" />
         <appender-ref ref="default.console"/>
     </root>
 </log4j:configuration>